| ID | Name | Tags | Submitters | % Correct | Average |
|---|---|---|---|---|---|
| prz | Task Passage | oi 11 e2 d2 | 79 | 51% | 74 |
| pta | Task Little Bird | oi 21 e2 d2 | 638 | 78% | 85 |
| raj | Task Rally | oi 21 e2 d2 | 357 | 67% | 77 |
| red | Redukcja połączeń | oi 32 e3 d2 | 50 | 36% | 59 |
| rek | Task Recursive Ant | oi 4 e2 d2 | 24 | 58% | 70 |
| rez | Task Lecture Halls Reservation | oi 4 e3 d2 | 545 | 85% | 92 |
| rod | Task Tree Rotations 2 | oi 18 e2 d2 | 76 | 43% | 75 |
| rot | Task Tree Rotations | oi 18 e2 d2 | 216 | 58% | 69 |
| roz | Zadanie Rozkład Fibonacciego | oi 19 e2 d2 | 612 | 88% | 94 |
| roz | Rozdroża parzystości | oi 24 e3 d2 | 112 | 77% | 85 |
| rzb | Rozbudowa | oi 33 e3 d2 | 51 | 80% | 85 |
| sch | Schody | oi 32 e2 d2 | 141 | 32% | 36 |
| sie | Siec spolecznosciowa | oi 30 e3 d2 | 61 | 55% | 66 |
| ska | Skarbiec | oi 27 d2 ioi-elem | 48 | 50% | 71 |
| slo | Task Coding of Permutations | oi 2 e3 d2 | 56 | 69% | 81 |
| spo | Spotkanie na Bajhattanie | oi 33 e2 d2 | 40 | 72% | 79 |
| sta | Zadanie Stacja | oi 15 e3 d2 | 188 | 81% | 89 |
| ste | Steganografia | oi 33 e3 d2 | 27 | 66% | 71 |
| sum | Suma liczb pierwszych | oi d2 e3 28 | 158 | 33% | 63 |
| sza | Szablon Bajtogrodu | oi d2 e2 28 | 208 | 49% | 75 |